Historical on-time performance
Chicago to Rapid City
Flights on ORD–RAP arrive on time 72% of the time over the last 12 months.
based on 515 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- United AirlinesOn-time87%Medianon timep9020 minCancel1.0%Flights97
- Envoy AirOn-time76%Medianon timep9040 minCancel0.9%Flights233
- SkyWest AirlinesOn-time60%Median5 minp9060 minCancel5.4%Flights185
Why flights run late
Delay causes
- Airline31%
- Weather11%
- Air traffic (NAS)28%
- Late aircraft29%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather77%
- Air traffic (NAS)23%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 13 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORD → RAP
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 64% to 84% on time.
- Mornings84% on time · p90 25 min · 833 flights
- Middays80% on time · p90 30 min · 320 flights
- Afternoons69% on time · p90 50 min · 104 flights · limited
- Evenings64% on time · p90 50 min · 100 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 83% on time.
- Tuesdays83% on time · p90 30 min · 197 flights · limited
- Saturdays82% on time · p90 30 min · 203 flights
- Sundays79% on time · p90 40 min · 219 flights
- Thursdays78% on time · p90 35 min · 217 flights
- Wednesdays76% on time · p90 45 min · 197 flights · limited
- Mondays76% on time · p90 30 min · 212 flights
- Fridays75% on time · p90 40 min · 211 flights
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